Lessons Learned
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PROCEEDINGS PROCEEDINGS The 9th Conference of the International The Getty Conservation Institute ISBN 978-0-89236-920-1 Los Angeles Committee for the Conservation of Mosaics, Hammamet, Tunisia, Lessons Learned: November 29–December 3, 2005 Printed in China Reflecting on the Theory and Practice of Mosaic Getty Publications 800-223-3431 Conservation www.getty.edu/publications Lessons Learned: Reflecting on the Theory and Practice Mosaic of Conservation The Getty Conservation Institute TJ272-12TJ272-12TJ272-12 Cover Cover Cover 200L 200L 200L CTP CTP CTP 1 1 1 3/7/083/7/083/7/08 1:10:56 1:10:56 1:10:56 PM PM PM Untitled-2.inddUntitled 2 indd 1 4/6 4/6/08/08 2:45:28 PM Black Lessons Learned: Refl ecting on the Theory and Practice of Mosaic Conservation Leçons retenues : Les enseignements tirés des expériences passées dans le domaine de la conservation des mosaïques TJ14-3-2008 PO(Sam) GCI W:9” X H:11” 200L 115g EX Gold East M/A Magenta(S) EX Gold East M/A 115g 200L X H:11” TJ14-3-2008 PO(Sam) GCI W:9” i TJ14-3 P i-006 200L CTP.indd i 3/3/08 10:47:25 AM i Black Lessons Learned: Refl ecting on the Theory and Practice of Mosaic Conservation Leçons retenues : Les enseignements tirés des expériences passées dans le domaine de la conservation des mosaïques Proceedings of the 9th ICCM Conference Hammamet, Tunisia, November 29–December 3, 2005 Actes de la 9e Conférence de l’ICCM Hammamet, Tunisie, 29 novembre–3 décembre 2005 Edited by Aïcha Ben Abed, Martha Demas, and Th omas Roby Publié sous la direction d’Aïcha Ben Abed, Martha Demas et Th omas Roby The Getty Conservation Institute Los Angeles TJ14-3-2008 PO(Sam) GCI W:9” X H:11” 200L 115g EX Gold East M/A Magenta(S) EX Gold East M/A 115g 200L X H:11” TJ14-3-2008 PO(Sam) GCI W:9” iii TJ14-3 P i-006 200L CTP.indd iii 3/3/08 10:47:26 AM Cyan Magenta Yellow Black The Getty Conservation Institute Timothy P. Whalen, Director Institut National du Patrimoine Jeanne Marie Teutonico, Associate Director, Programs The Getty Conservation Institute works internationally to advance conservation and to enhance and encourage the preservation and understanding of the visual arts in all The Getty Conservation Institute of their dimensions—objects, collections, architecture, and sites. The Institute serves the conservation community through scientific research; education and training; field projects; and the dissemination of the results of both its work and the work of others in the field. In all its endeavors, the Institute is committed to addressing unanswered questions and promoting the highest possible standards of conservation practice. The 9th ICCM Conference was co-organized by the Institut National du Patrimoine, Tunisia, the Getty Publications Getty Conservation Institute, and the International 1200 Getty Center Drive, Suite 500 Committee for the Conservation of Mosaics, with the Los Angeles, California 90049-1682 support of ICCROM and the University of Cyprus. www.getty.edu © 2008 J. Paul Getty Trust Gregory Britton, Publisher Mark Greenberg, Editor in Chief Tevvy Ball, Editor Sheila Berg, Copy Editor (English) Sabine de Valence, Copy Editor (French) Pamela Heath, Production Coordinator Hespenheide Design, Designer Anne-Marie Driss, Translator Printed and bound in China through Asia Pacific Offset, Inc. FRONT COVER: In situ conservation of a floor mosaic at Thuburbo Majus, Tunisia. Photo: Elsa Bourguignon. Library of Congress Cataloging-in-Publication Data International Committee for the Conservation of Mosaics. Conference (9th : 2005 : Hammamat, Tunisia) TJ14-3-2008 PO(Sam) GCI W:9” X H:11” 200L 115g EX Gold East M/A Magenta(S) Lessons learned : reflecting on the theory and practice of mosaic conservation : proceedings of the 9th ICCM Conference, Hammamet, Tunisia, November 29– December 3, 2005 = Leçons retenues : les enseignements tirés des experiences passées dans le domaine de la conservation des mosaïques : actes de la 9ème conference de l’ICCM, Hammamet, Tunisie, 29 novembre–3 décembre 2005 / edited by Aïcha Ben Abed, Martha Demas, and Thomas Roby. p. cm. English and French. Includes bibliographical references. ISBN 978-0-89236-920-1 (pbk.) 1. Mosaics—Conservation and restoration—Congresses. I. Ben Khader, Aïcha Ben Abed. II. Demas, M. III. Roby, Thomas. IV. Getty Conservation Institute. V. Title. VI. Title: Leçons retenues. NA3752.5.I58 2005 738.5028'8—dc22 2007046195 iv TJ14-3 P i-006 200L CTP.indd iv 21/3/08 09:23:18 Black Contents Timothy P. Whalen and Mohammed Béji Ben Mami xi Foreword xiii Avant-propos Aïcha Ben Abed, Martha Demas, and Thomas Roby xv Acknowledgments xvi Remerciements Demetrios Michaelides xvii Opening Remarks of the President of the ICCM on the Occasion of the 9th Conference xix Allocution d’ouverture du Président de l’ICCM à l’occasion de la 9e Conference Aïcha Ben Abed, Martha Demas, and Thomas Roby 1 Introduction 3 Introduction PART ONE Evaluating Mosaic Practice Gaël de Guichen and Roberto Nardi 9 Mosaic Conservation: Fifty Years of Modern Practice Martha Demas, Thomas Roby, Neville Agnew, 15 Learning from Past Interventions: Evaluation of the Project to Giorgio Capriotti, Niki Savvides, Conserve the Orpheus Mosaic at Paphos, Cyprus and Demetrios Michaelides Évelyne Chantriaux, Marion Hayes, Christophe 26 Bilan d’opérations réalisées par l’Atelier de Saint-Romain- Laporte, Andréas Phoungas et Maurice Simon en-Gal Francesca Piqué, Rachel Burch, Thomas Roby, 33 Learning from the Literature: A Review of Published Works and Martha Demas on Mosaic Deterioration and Conservation Treatments Denis Weidmann 46 Orbe-Boscéaz (Canton de Vaud, Suisse) 1975–2005 : 30 ans de réflexions sur la conservation d’anciennes et de nouvelles mosaïques Jarosław Dobrowolski 51 Villa of the Birds Five Years Later: Early Roman Mosaics in Alexandria, Egypt TJ14-3-2008 PO(Sam) GCI W:9” X H:11” 200L 115g EX Gold East M/A Magenta(S) EX Gold East M/A 115g 200L X H:11” TJ14-3-2008 PO(Sam) GCI W:9” v TJ14-3 P i-006 200L CTP.indd v 3/3/08 10:47:27 AM Black vi Charalambos Bakirtzis, Pelagia Mastora, 57 Lessons Learned in Theory and Practice of Mosaic Styliani Vassiliadou, and Nikos Pitsalidis Treatments: The Case of the Wall Mosaics in the Church of the Holy Apostles, Thessaloniki, Greece 64 Discussion PART TWO Caring for Mosaics in Museums Maria de Fátima Abraços 69 Conservation et restauration des mosaïques romaines au Portugal – Quelques exemples dans les collections de musées Carmen Dávila Buitrón et 75 Conservation d’un ensemble d’emblemata du Musée M. Antonia Moreno Cifuentes Archéologique National Maja Frankovic 85 Inadequate Storage Conditions: Causes of Deterioration of Mosaics in a Museum Environment Marie-Laure Courboulès, Abdelkader Bensalah, 91 Coopération algéro-française pour la préservation de Mouloud Derram et Mohamed Chérif Hamza collections anciennes de mosaïques des musées algériens Robert (Chip) Vincent 100 Conservation and Display of Three Mosaics in the Greco- Roman Museum, Alexandria, Egypt C. Mei-An Tsu, Pamela Hatchfield, 108 Where Theory Meets Practice: The Conservation and Christine Kondoleon, and Craig Barnes Presentation of a Roman Floor Mosaic at the Museum of Fine Arts, Boston 118 Discussion PART THREE Documenting and Assessing Sites at Risk TJ14-3-2008 PO(Sam) GCI W:9” X H:11” 200L 115g EX Gold East M/A Magenta(S) EX Gold East M/A 115g 200L X H:11” TJ14-3-2008 PO(Sam) GCI W:9” Mustafa Şahin, Derya Şahin, 123 The Mosaic Corpus of Turkey: A New International David Parrish, and Werner Jobst Research Project Fathi Bejaoui 126 La gestion des pavements de mosaïques découverts fortuitement : Déposer ou conserver in situ? Hande Kökten 131 Mosaic Floors Unearthed at Rescue Excavations in Turkey: A Philosophical and Ethical Evaluation of the Decision- Making Process vi TJ14-3 P i-006 200L CTP.indd vi 3/3/08 10:47:27 AM Black vii PART FOUR Managing Sites with Mosaics Amr Nawar Al Muayyad Al-Azm 139 Conservation and Preservation of Mosaics in Syria: The Case for a Multidisciplinary Approach—or New Strategies for Old Problems Mervat Ma’moun Ha’obsh 144 Um Er-Rasas (Um Al-Rasas): Preservation of the Mosaics at a New World Heritage Site in Jordan Konstantinos L. Zachos 151 Conservation and Restoration of the Nikopolis Mosaics: A Program for Integrated Management and Presentation of the Archaeological Site Hassan Limane et Gaetano Palumbo 160 Les mosaïques de Volubilis (Maroc) : Planification de la conservation et de la gestion Chiara Zizola 165 The Legacy of Nora, Sardinia: A Project for the Conservation, Restoration, and Maintenance of Mosaics 174 Discussion PART FIVE Sheltering Mosaics John Stewart 181 Rapid Assessment of Shelters over Mosaics: Methodology and Initial Results from England Jacques Neguer and Yael Alef 192 Rapid Assessment of Shelters over Mosaics: Initial Results from Israel Sibylla Tringham and John Stewart 204 Protective Shelters over Archaeological Sites: A Review of Assessment Initiatives Demetrios Michaelides and Niki Savvides 215 Lessons Not Learned: The Shelters at Kourion, Cyprus Isabelle Skaf et Yasmine Makaroun Bou Assaf 224 Une nouvelle approche pour la préservation in situ des mosaïques et vestiges archéologiques au Liban : La crypte de l’église Saint-Georges à Beyrouth Philip Bethell 230 140 Years of Mosaic Conservation at Chedworth Roman Villa, United Kingdom 238 Discussion TJ14-3-2008 PO(Sam) GCI W:9” X H:11” 200L 115g EX Gold East M/A Magenta(S) EX Gold East M/A 115g 200L X H:11” TJ14-3-2008 PO(Sam) GCI W:9” vii TJ14-3 P i-006 200L CTP.indd vii 3/3/08 10:47:27 AM Black viii PART SIX Training of Conservation Practitioners Patrick Blanc et